<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>css动画</title>
    <link rel="stylesheet" href="css/animation.css">
</head>
<body>
<div id="div"></div>
<br>
<br>
<br>
<div id="car_header"></div>
<div id="car_header1"></div>
<div id="car_header2"></div>
<div id="car_body0"></div>
<div id="car_body"></div>
<div id="car_body1"></div>
<!--<div id="car_tire1"></div>-->
<!--<div id="car_tire2"></div>-->
<div class="car_tire1"></div>
<div class="car_tire2"></div>
<div class="car_tire1"></div>
<div class="car_tire2"></div>
</body>
</html>